The mobile phone number of foreign exchange account can't receive SMS verification code.

1. The mobile phone number is incorrectly filled in, which makes it impossible to receive the verification code.

2. The service provider failed to send the SMS verification code successfully, which made it impossible to receive the verification code.

3. The communication provider fails, resulting in the failure to send the verification code sent by the service provider to the user's mobile phone, resulting in the failure to receive the verification code. It is recommended to consult relevant companies.